add big cart test

Author: jenschude

commercetools/commercetools-sdk-java-api/src/integrationTest/java/commercetools/cart/CartIntegrationTests.java

@@ -1,14 +1,26 @@
 
 package commercetools.cart;
 
+import java.util.ArrayList;
 import java.util.List;
 
 import com.commercetools.api.models.cart.Cart;
+import com.commercetools.api.models.cart.CartDraft;
+import com.commercetools.api.models.cart.CartDraftBuilder;
+import com.commercetools.api.models.product.Product;
+import commercetools.product.ProductFixtures;
 import commercetools.utils.CommercetoolsTestUtils;
 
 import org.assertj.core.api.Assertions;
 import org.junit.jupiter.api.Test;
 
+import static commercetools.cart.CartsFixtures.createCart;
+import static commercetools.cart.CartsFixtures.deleteCart;
+import static commercetools.category.CategoryFixtures.withCategory;
+import static commercetools.product.ProductFixtures.*;
+import static commercetools.product_type.ProductTypeFixtures.withProductType;
+import static commercetools.tax_category.TaxCategoryFixtures.withTaxCategory;
+
 public class CartIntegrationTests {
     @Test
     public void queryByCustomerId() {
@@ -73,4 +85,30 @@ public void getByCustomerId() {
         });
     }
 
+    @Test
+    public void bigCart() {
+        withTaxCategory(taxCategory -> withCategory(category -> withProductType(createProductTypeDraft(), productType -> {
+            List<Product> products = new ArrayList<>();
+            for(int i = 0; i < 100; i++) {
+                products.add(createProduct(productType, category, taxCategory, true));
+            }
+
+            CartDraftBuilder cartDraft = CartDraft.builder()
+                    .currency("EUR")
+                    .country("DE");
+            products.forEach(product -> cartDraft.plusLineItems(lineItemDraftBuilder -> lineItemDraftBuilder
+                    .sku(product.getMasterData().getCurrent().getMasterVariant().getSku())
+            ));
+
+            try {
+                final long startTime = System.currentTimeMillis();
+                Cart cart = createCart(cartDraft.build());
+                final long executionTime = System.currentTimeMillis() - startTime;
+                deleteCart(cart.getId(), cart.getVersion());
+            } finally {
+                products.forEach(ProductFixtures::deleteProduct);
+            }
+        })));
+    }
+
 }

commercetools/commercetools-sdk-java-api/src/integrationTest/java/commercetools/product/ProductFixtures.java

@@ -114,6 +114,10 @@ public static ProductTypeDraft createProductTypeDraft() {
     }
 
     public static Product createProduct(ProductType productType, Category category, TaxCategory taxCategory) {
+        return createProduct(productType, category, taxCategory, false);
+    }
+
+    public static Product createProduct(ProductType productType, Category category, TaxCategory taxCategory, boolean publish) {
         String randomKey = CommercetoolsTestUtils.randomKey();
 
         Map<String, String> orderHint = new HashMap<>();
@@ -171,7 +175,7 @@ public static Product createProduct(ProductType productType, Category category,
                 .metaKeywords(CommercetoolsTestUtils.randomLocalizedString())
                 .masterVariant(productVariantDraft)
                 .taxCategory(TaxCategoryResourceIdentifierBuilder.of().id(taxCategory.getId()).build())
-                .publish(false)
+                .publish(publish)
                 .build();
 
         Product product = CommercetoolsTestUtils.getProjectApiRoot()